/* 统一风格 - 支付页 */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

.container {
    max-width: 600px;
    margin: 30px auto;
    padding: 0 15px;
}

h1 {
    color: #212529;
    margin-bottom: 20px;
    font-weight: 600;
    text-align: center;
}

.payment-info {
    background-color: white;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    margin-bottom: 20px;
}

.payment-info p {
    margin: 0 0 10px;
    font-size: 0.875rem;
}

.payment-info p:last-child {
    margin-bottom: 0;
}

.payment-form {
    background-color: white;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #495057;
}

.form-group input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    border: 1px solid #ced4da;
    border-radius: 4px;
    box-sizing: border-box;
}

.btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    border-radius: 4px;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

.btn-primary {
    background-color: #0d6efd;
    color: white;
    width: 100%;
    margin-bottom: 10px;
}

.btn-default {
    background-color: #6c757d;
    color: white;
    width: 100%;
}

.alert {
    padding: 0.75rem 1.25rem;
    margin-top: 20px;
    border-radius: 4px;
    font-size: 0.875rem;
    display: none;
}

.alert-success {
    background-color: #d1e7dd;
    color: #0f5132;
    border: 1px solid #badbcc;
}

.alert-error {
    background-color: #f8d7da;
    color: #842029;
    border: 1px solid #f5c2c7;
}

@media (max-width: 576px) {
    .container {
        padding: 0 10px;
    }

    .payment-info,
    .payment-form {
        padding: 15px;
    }
}